org.eclipse.m2e.importer.tests.MavenImporterTest.java Source code

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Here is the source code for org.eclipse.m2e.importer.tests.MavenImporterTest.java

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/*******************************************************************************
 * Copyright (c) 2016 Red Hat Inc.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *******************************************************************************/

package org.eclipse.m2e.importer.tests;

import java.io.File;
import java.io.IOException;
import java.nio.file.Files;
import java.util.Arrays;
import java.util.Collections;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;

import org.junit.After;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;

import org.apache.commons.io.FileUtils;

import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.IWorkspaceRoot;
import org.eclipse.core.resources.ResourcesPlugin;
import org.eclipse.core.runtime.jobs.Job;
import org.eclipse.ui.internal.wizards.datatransfer.SmartImportJob;
import org.eclipse.ui.wizards.datatransfer.ProjectConfigurator;

import org.eclipse.m2e.core.MavenPlugin;
import org.eclipse.m2e.core.project.IMavenProjectFacade;
import org.eclipse.m2e.importer.internal.MavenProjectConfigurator;
import org.eclipse.m2e.tests.common.AbstractMavenProjectTestCase;
import org.eclipse.m2e.tests.common.JobHelpers;
import org.eclipse.m2e.tests.common.JobHelpers.IJobMatcher;

public class MavenImporterTest extends AbstractMavenProjectTestCase {

    private File projectDirectory;

    @Before
    public void setUp() throws IOException {
        projectDirectory = new File(Files.createTempDirectory("m2e-tests").toFile(), "example1");
        projectDirectory.mkdirs(); //$NON-NLS-1$ //$NON-NLS-2$
        copyDir(new File("resources/examples/example1"), projectDirectory);

        // Make sure projects don't have Eclipse metadata set
        new File(projectDirectory, ".project").delete();
        new File(projectDirectory, ".classpath").delete();
        new File(projectDirectory, "module1/.project").delete();
        new File(projectDirectory, "module1/.classpath").delete();
    }

    @After
    public void tearDown() throws IOException {
        FileUtils.deleteDirectory(this.projectDirectory.getParentFile());
    }

    @Test
    public void test() throws Exception {
        Set<IProject> newProjects = null;
        SmartImportJob job = new SmartImportJob(projectDirectory, Collections.EMPTY_SET, true, true);

        Map<File, List<ProjectConfigurator>> proposals = job.getImportProposals(monitor);
        Assert.assertEquals("Expected 2 projects to import", 2, proposals.size()); //$NON-NLS-1$
        boolean thymConfiguratorFound = false;
        for (ProjectConfigurator configurator : proposals.values().iterator().next()) {
            if (configurator instanceof MavenProjectConfigurator) {
                thymConfiguratorFound = true;
            }
        }
        Assert.assertTrue("Maven configurator not found while checking directory", thymConfiguratorFound); //$NON-NLS-1$

        // accept proposals
        job.setDirectoriesToImport(proposals.keySet());

        IWorkspaceRoot wsRoot = ResourcesPlugin.getWorkspace().getRoot();
        Set<IProject> beforeImport = new HashSet<>(Arrays.asList(wsRoot.getProjects()));
        job.run(monitor);
        job.join();
        newProjects = new HashSet<>(Arrays.asList(wsRoot.getProjects()));
        newProjects.removeAll(beforeImport);
        Assert.assertEquals("Expected only 2 new projects", 2, newProjects.size()); //$NON-NLS-1$

        JobHelpers.waitForJobs(new IJobMatcher() {
            public boolean matches(Job job) {
                return MavenProjectConfigurator.UPDATE_MAVEN_CONFIGURATION_JOB_NAME.equals(job.getName());
            }
        }, 30_000);

        for (IProject project : newProjects) {
            Assert.assertTrue(project.getLocation().toFile().getCanonicalPath()
                    .startsWith(projectDirectory.getCanonicalPath()));
            IMavenProjectFacade mavenProject = MavenPlugin.getMavenProjectRegistry().getProject(project);
            Assert.assertNotNull("Project not configured as Maven", mavenProject); //$NON-NLS-1$
        }
    }

    @Test
    public void testRootWithoutPom() throws Exception {
        Set<IProject> newProjects = null;
        // important part here is the "getParentFile()"
        SmartImportJob job = new SmartImportJob(projectDirectory.getParentFile(), Collections.EMPTY_SET, true,
                true);

        Map<File, List<ProjectConfigurator>> proposals = job.getImportProposals(monitor);
        Assert.assertEquals("Expected 2 projects to import", 2, proposals.size()); //$NON-NLS-1$
        boolean thymConfiguratorFound = false;
        for (ProjectConfigurator configurator : proposals.values().iterator().next()) {
            if (configurator instanceof MavenProjectConfigurator) {
                thymConfiguratorFound = true;
            }
        }
        Assert.assertTrue("Maven configurator not found while checking directory", thymConfiguratorFound); //$NON-NLS-1$

        // accept proposals
        job.setDirectoriesToImport(proposals.keySet());

        IWorkspaceRoot wsRoot = ResourcesPlugin.getWorkspace().getRoot();
        Set<IProject> beforeImport = new HashSet<>(Arrays.asList(wsRoot.getProjects()));
        job.run(monitor);
        job.join();
        newProjects = new HashSet<>(Arrays.asList(wsRoot.getProjects()));
        newProjects.removeAll(beforeImport);
        Assert.assertEquals("Expected only 2 new projects", 2, newProjects.size()); //$NON-NLS-1$

        JobHelpers.waitForJobs(new IJobMatcher() {
            public boolean matches(Job job) {
                return MavenProjectConfigurator.UPDATE_MAVEN_CONFIGURATION_JOB_NAME.equals(job.getName());
            }
        }, 30_000);

        for (IProject project : newProjects) {
            Assert.assertTrue(project.getLocation().toFile().getCanonicalPath()
                    .startsWith(projectDirectory.getCanonicalPath()));
            IMavenProjectFacade mavenProject = MavenPlugin.getMavenProjectRegistry().getProject(project);
            Assert.assertNotNull("Project not configured as Maven", mavenProject); //$NON-NLS-1$
        }
    }
}